... shakeproof, installation flexibility, powerful, and high reliability. Bus DVR’s Basic Electrical ParametersItemWorking parameterIllustrationPower input8—36VInput voltage:+8V~+36V ... lower than 8V,or long-term higher than 36V,Auto power-off,enter into protected mode.Power output12VOutput voltage ... common brand in the market,32GB/for each card.2.SD card’s function with storing files,supporting video and ...